APA

Ludwig E., Mussey J. B., . (1942). The Mediterranean: saga of a sea. New York: Whittlesey House, McGraw-Hill Book Company.

Chicago

Ludwig Emil, Mussey June Barrows, . 1942. The Mediterranean: saga of a sea. New York: Whittlesey House, McGraw-Hill Book Company.

Harvard

Ludwig E., Mussey J. B., . (1942). The Mediterranean: saga of a sea. New York: Whittlesey House, McGraw-Hill Book Company.

MLA

Ludwig Emil, Mussey June Barrows, . The Mediterranean: saga of a sea. New York: Whittlesey House, McGraw-Hill Book Company. 1942.